<?php

namespace app\Modules\Admin\controllers;

use app\models\RbacForm;
use Yii;
use app\models\Admin;
use app\models\AdminSearch;
use yii\web\Controller;
use yii\web\NotFoundHttpException;
use yii\filters\VerbFilter;

/**
 * AdminController implements the CRUD actions for User model.
 */
class AdminController extends Controller
{
    /**
     * @inheritdoc
     */
    public function behaviors()
    {
        return [
            'verbs' => [
                'class' => VerbFilter::className(),
                'actions' => [
                    'delete' => ['POST'],
                ],
            ],
            [
                'class' => 'app\Modules\Admin\filters\LoginFilter',
            ],
        ];
    }

    /**
     * Lists all User models.
     * @return mixed
     */
    public function actionIndex()
    {
        $searchModel = new AdminSearch();
        $dataProvider = $searchModel->search(Yii::$app->request->queryParams);

        return $this->render('index', [
            'searchModel' => $searchModel,
            'dataProvider' => $dataProvider,
        ]);
    }

    /**
     * Displays a single User model.
     * @param integer $id
     * @return mixed
     */
    public function actionView($id)
    {
        return $this->render('view', [
            'model' => $this->findModel($id),
        ]);
    }

    /**
     * Creates a new User model.
     * If creation is successful, the browser will be redirected to the 'view' page.
     * @return mixed
     */
    public function actionCreate()
    {
        $model = new Admin();

        if ($model->load(Yii::$app->request->post()) && $model->save()) {
            return $this->redirect(['view', 'id' => $model->id]);
        } else {
            return $this->render('create', [
                'model' => $model,
            ]);
        }
    }

    /**
     * Updates an existing User model.
     * If update is successful, the browser will be redirected to the 'view' page.
     * @param integer $id
     * @return mixed
     */
    public function actionUpdate($id)
    {
        $model = $this->findModel($id);

        if ($model->load(Yii::$app->request->post()) && $model->save()) {
            return $this->redirect(['view', 'id' => $model->id]);
        } else {
            return $this->render('update', [
                'model' => $model,
            ]);
        }
    }

    public function actionAssign($id)
    {
        $auth = Yii::$app->authManager;
        $model = new RbacForm(['scenario' => RbacForm::SCENARIO_ASSIGN]);
        $model->user_id = $id;

        if ($model->load(Yii::$app->request->post()) && $model->validate()) {
            $auth->revokeAll($id);
            $reader = $auth->createRole($model->role_name);
            $auth->assign($reader, $id);
            return $this->redirect(['index']);
        } else {
            $roles = $auth->getRoles();

            array_walk($roles,function(&$item,$key){
                $item = $item->description;
            });
            return $this->render('assign', [
                'model'=> $model,
                'roles'=> $roles,
            ]);
        }

    }

    /**
     * Deletes an existing User model.
     * If deletion is successful, the browser will be redirected to the 'index' page.
     * @param integer $id
     * @return mixed
     */
    public function actionDelete($id)
    {
        $this->findModel($id)->delete();

        return $this->redirect(['index']);
    }

    /**
     * Finds the User model based on its primary key value.
     * If the model is not found, a 404 HTTP exception will be thrown.
     * @param integer $id
     * @return Admin the loaded model
     * @throws NotFoundHttpException if the model cannot be found
     */
    protected function findModel($id)
    {
        if (($model = Admin::findOne($id)) !== null) {
            return $model;
        } else {
            throw new NotFoundHttpException('The requested page does not exist.');
        }
    }
}
